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Turbo Grand Prix

This forum is for enthusiasts of the rare 1989-90 Pontiac Grand Prix Turbo.


2,047 topics in this forum

  1. thicker oil?

    • 5 replies
    • 1.1k views
  2. Thinking about buying TGP, Brake Booster interchangability??

    • 10 replies
    • 1.4k views
  3. thinking of a tgp as a "next" car. 1 2

    • 29 replies
    • 3k views
  4. thinking of selling the tgp.

    • 23 replies
    • 2.3k views
  5. thinking of selling the turbo prix...

    • 2 replies
    • 842 views
  6. this car worth it?

    • 5 replies
    • 986 views
  7. this garrett t-25 any good? (brand new)

    • 5 replies
    • 932 views
  8. This is a lot of work!

    • 23 replies
    • 2.3k views
  9. This is not a TGP but look at this once........

    • 4 replies
    • 1.5k views
  10. This is wierd

    • 7 replies
    • 872 views
  11. This what you're looking for? 1 2 3 4

    • 85 replies
    • 8.9k views
  12. Thought I blew up the STE

    • 19 replies
    • 2.2k views
  13. Threaded wastegate rod

    • 4 replies
    • 849 views
  14. Throttle body cleaning

    • 14 replies
    • 3.5k views
    • 2 replies
    • 829 views
  15. Time for tires, Who's selling cheap tires?

    • 3 replies
    • 1.1k views
  16. Timing chain part number?

    • 1 reply
    • 928 views
  17. Tires? 215/60's, 225/60's or 245/50's

    • 15 replies
    • 3.6k views
  18. To Add A Turbo...

    • 2 replies
    • 920 views
  19. To contact Jeff M about chips or X-over pipe purchases

    • 0 replies
    • 1.1k views
  20. To much smoke!

    • 2 replies
    • 838 views
  21. to those that use/have diacom

    • 0 replies
    • 848 views
  22. Tomorrow, the plan goes into effect.

    • 5 replies
    • 986 views
  23. Tons of TGP parts for sale: Turbo, Dashboard, Intercooler and more!!!

    • 1 reply
    • 1k views
  24. Too much oil pressure?? **UPDATE**

    • 8 replies
    • 1.3k views
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